After two whole days of brainstorming, Judy's figured out a plan for the most fun summer ever! But then she finds out her two best friends already have plans to go away for the summer. Bummer! Even worse, her parents are going to California and leaving her and her brother, Stink, behind with Aunt Opal. Could it get any worse?
But a surprise adventure quickly turns summer break into the most thrilling vacation of their lives. Get ready for a thrill race like no other involving tightrope walking, Scream Monster riding, a treasure hunt for Judy's teacher, a midnight stakeout, a runaway ice-cream truck, and a dash of Bigfoot. It's the best, never-done-before summer ever!